Circular trivet



FIG. 1 is a perspective view of a circular trivet showing our new design;

FIG. 2 is a top plan view thereof; the bottom plan view being the same image; and,

FIG. 3 is a side elevational view thereof; all side views together with front and back views being the same.

The broken lines in the drawing depict portions of the circular trivet that form no part of the claimed design. 

CLAIM The ornamental design for a circular trivet, as is shown and described. 